red; crimson; red-containing colour (e.g. brown, pink, orange); Red (i.e. communist); red light (traffic); red ink (i.e. in finance or proof-reading); (in) the red
to frolic about; to mess around
like; similar to; as with; in the same way
mixture; blending; complication; crossing; intersecting; interlacing
to be separated; to be apart; to leave; to go away; to leave (a job, etc.); to quit
to repeat; to do something over again
vacantly; blankly; openmouthed; with one's mouth wide-open; with a whack; with a thump
to mutter; to murmur; to grumble; to tweet (Twitter)
calmness; composure; coolness; serenity; presence of mind
or; either ... or; maybe; perhaps; some ... and others ...; sometimes ... and at other times ...
to have an idea; to have a clue
interval; period of time; among; between; good opportunity; chance
condition; term; requirement; qualification; prerequisite
formation; establishment; conclusion (e.g. of a deal); reaching (e.g. an agreement); being valid (of a theory, argument, etc.); holding
outbreak; spring forth; generation (e.g. of power or heat); genesis; ontogeny; development of complex multicellular structures from cell(s) in a simple state
a kind; a sort; of sorts; something of a; sort of; somewhat
indication; expression; display; displaying; representation; (copyright) attribution
sure; certain; reliable; trustworthy; If I'm not mistaken; If I remember correctly
possible; potential; practicable; feasible
to speak; to say; to vocalize
today; this day; these days; recently; nowadays
to meet; to encounter; to see; to have an accident; to have a bad experience
only; merely; approximately; about; just (finished, etc.); as if to; (as though) about to
to understand; to comprehend; to become clear; to be known; I know!; I think so too!
action; conduct; behaviour; behavior; mobilization; mobilisation
such things as ...; and ... and; the minute (that) ...; no sooner than ...; be; is; o
aptitude; aptness; suitability
to calculate; to compute; to deduce; to infer; to conclude
affinity; compatibility; chemistry (between people)
most; highest; maximum; best; wonderful; finest
level; standard; level (plane); floor; spirit level; (surveyor's) level
hidden; non-display; to hide (window, etc.)
correlation; interrelation
unclear; obscure; unknown; unidentified; ignorance; lack of wisdom
actually; really; truly; in practice; practically
to raise; to raise up; to wake; to wake up; to cause; to bring about; to start
two-digit number; "tens" column; two digits; double figures